Home / 200,727.34-301,075.36-74,308.11

Finding the Fourth Proportional to 200,727.34, 301,075.36 and 74,308.11

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Solution

The fourth proportional to 200,727.34, 301,075.36 and 74,308.11 is: 111,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,727.34 : 301,075.36 = 74,308.11 : x
  2. Step 2: Convert to fraction form
    200,727.34/301,075.36 = 74,308.11/x
  3. Step 3: Cross multiply
    200,727.34x = 301,075.36 × 74,308.11
  4. Step 4: Simplify right side
    200,727.34x = 22,372,339,654.37
  5. Step 5: Solve for x
    x = 22,372,339,654.37/200,727.34
  6. Step 6: Final answer
    x = 111,456.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.